Otc
abbr. 技术合作处（Office of Technical Cooperation）
🗣️ 情景例句
Shopping vouchers are ofter a good means of attracting customers.
购物优惠券是吸引顾客的好方式。
Call me tomorrow if you don't feel better.
明天如果没有好转，就打电话给我。
One packing case was crushed.
有一个箱子全压坏了。